Compatibility & Trade-In Ledger
The Upgrade Diagnostic
Upgrading hardware is a minefield of millimeter mismatches, camera plateau changes, and wattage shifts. Audit what you can keep from your old device, what you must replace, and unlock certified UK trade-in payouts.
Select your upgrade path
iPhone 16 → iPhone 18 Pro
Auditing physical chassis dimensions, charging protocols, and magnet placements.
Recycle or Trade In your iPhone 16
Offset your new setup: sell your old iPhone 16 before it depreciates further. Top UK partner quotes:
Accessory Compatibility Verdicts
An aluminium unibody with a Ceramic Shield back replaces the 17 Pro's construction, and the plateau is recut around the variable-aperture main camera, so 17 Pro cases do not carry over — not even the ones sold as “17/18 Pro”. The Pro Max is a separate body again: buy the size on the box.
Screen curvature, bezel reduction, or speaker slit position shifted.
Standard USB-C Power Delivery negotiation supports safe charging.
Standard USB-C data and power pinout transfers across generations.
Magnetic field alignment and physical stands remain compatible.